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-rw-r--r--src/devices/bus/bw2/ramcard.h59
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diff --git a/src/devices/bus/bw2/ramcard.h b/src/devices/bus/bw2/ramcard.h
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+// license:BSD-3-Clause
+// copyright-holders:Curt Coder
+/**********************************************************************
+
+ Bondwell 2 RAMCARD emulation
+
+**********************************************************************/
+
+#pragma once
+
+#ifndef __BW2_RAMCARD__
+#define __BW2_RAMCARD__
+
+#include "emu.h"
+#include "exp.h"
+
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> bw2_ramcard_device
+
+class bw2_ramcard_device : public device_t,
+ public device_bw2_expansion_slot_interface
+{
+public:
+ // construction/destruction
+ bw2_ramcard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // optional information overrides
+ virtual const rom_entry *device_rom_region() const;
+
+protected:
+ // device-level overrides
+ virtual void device_start();
+ virtual void device_reset();
+
+ // device_bw2_expansion_slot_interface overrides
+ virtual UINT8 bw2_cd_r(address_space &space, offs_t offset, UINT8 data, int ram2, int ram3, int ram4, int ram5, int ram6);
+ virtual void bw2_cd_w(address_space &space, offs_t offset, UINT8 data, int ram2, int ram3, int ram4, int ram5, int ram6);
+ virtual void bw2_slot_w(address_space &space, offs_t offset, UINT8 data);
+
+private:
+ required_memory_region m_rom;
+ optional_shared_ptr<UINT8> m_ram;
+
+ int m_en;
+ UINT8 m_bank;
+};
+
+
+// device type definition
+extern const device_type BW2_RAMCARD;
+
+
+
+#endif